Process for the preparation of titanium thio-derivatives
CA 1047516 A · Owner: Snamprogetti S.P.A. · Inventors: Fachinetti, Giuseppe; Floriani, Carlo
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A process for the preparation of titanium thio-derivatives of formulae, Ti cp2 (SR)2, (Ti cp2 SR)2 wherein cp represents cyclopentadienyl and R represents an alkyl aryl or cycloalkyl radical, consisting in reacting a titanium compound of formula Ticp2 (CO)2 wherein cp has the aforesaid meanings with a disulfide of the formula S2 R2 wherein R has the aforesaid meanings. The titanium thio-derivatives obtained are useful as polymerization catalysts.
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Listed from its CIPO record in Patent Yard's archive of Canadian patents past their term. Its claims, description and drawings are in the CIPO record and on Google Patents, and the Claude kit works from them.
Why it's free to use
- Granted January 30, 1979. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended January 30, 1996.
- We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
Timeline
Timeline From CIPO dates
Sources & verification
Official CIPO records
Everything on this page comes from the CIPO record linked above. Contains information licensed under the Open Government Licence – Canada.